High
Expect noticeable allergy symptoms
Tree pollen is the main trigger · Tomorrow → · Updated 15 hours ago
Today in Frisco: tree pollen is high, grass pollen is moderate, weed pollen is moderate. Overall score: 70/100. Allergies are bad right now for many people. Tomorrow is expected to be about the same. Updated at 1:00 AM.
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Tree pollen is high — symptoms likely
Wear a mask outdoors
Filters pollen particles when outside
Use a HEPA air purifier
Reduces indoor pollen levels
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Pollen levels in Frisco are currently elevated. Most allergy sufferers may experience symptoms including sneezing, runny nose, and itchy eyes.
Tree pollen: High. Grass pollen: Moderate. Weed pollen: Moderate.
Tomorrow's pollen forecast for Frisco is expected to be about the same, with high pollen conditions.
Tree pollen is the highest supported pollen type in Frisco today. Tree pollen is high.
Tree pollen in Frisco is high today.
Grass pollen in Frisco is moderate today.
Weed pollen in Frisco is moderate today.
Frisco, TX sits in the humid subtropical climate of North Texas, a region known for long allergy seasons and consistently high pollen counts driven by mild winters, warm springs, and extended growing periods.
Tree pollen kicks off the year aggressively, with the notorious "cedar fever" from mountain cedar (Ashe juniper) peaking from December through February, followed by oak, ash, elm, pecan, and mulberry dominating from March into May—oak in particular coats the region in yellow-green pollen during April.
As tree season wanes, grass pollen takes over from late April through summer, with Bermuda, Johnson, Timothy, and ryegrass serving as the primary offenders, often lingering into early fall due to North Texas's extended warm season.
Weed pollen surges from late August through November, led by ragweed, along with pigweed, lamb's quarters, and sagebrush. Overlap between lingering grasses and emerging fall weeds in late summer frequently intensifies symptoms for multi-sensitive sufferers.
Beyond pollen, Frisco residents contend with year-round mold spores fueled by humidity and sudden storm systems, elevated dust from construction and prairie winds, and ozone-related air quality issues during hot months.
Overall, Frisco's allergy profile is defined by nearly year-round exposure, with cedar, oak, Bermuda grass, and ragweed as its signature triggers.
Tomorrow's pollen forecast for Frisco is expected to be about the same, with high pollen conditions.